Title:
BACKUP ENERGY-STORAGE APPARATUS FOR DIGITAL-SUBSCRIBER-LINE ACCESS DEVICE, AND METHOD FOR CONTROLLING SAME
Document Type and Number:
WIPO Patent Application WO/2017/166426
Kind Code:
A1
Abstract:
Disclosed are a backup energy-storage apparatus for a digital-subscriber-line access device, and a method for controlling same; said apparatus comprises a control module, an energy storage module, and a switchover module connected to the output terminal of the energy storage module, the output terminal of the switchover module being arranged connected to a user-terminal load; the input terminal of the control module is arranged connected to a power supply terminal, and its output terminal is connected to the control terminal of the switchover module; the energy storage module is arranged such that: it is connected to the power supply terminal, and when the power supply terminal is powered on, stores electrical energy provided by the power supply terminal; the control module is arranged such that: when a power failure of the power supply terminal is detected, the control module controls the switchover module to switch from a disconnected state to an activated state, causing the energy storage module to use the stored electrical energy to supply power to the user-terminal load.
Inventors:
GUO QIANG (CN)
Application Number:
PCT/CN2016/084548
Publication Date:
October 05, 2017
Filing Date:
June 02, 2016
Export Citation:
Assignee:
ZTE CORP (CN)
International Classes:
H02J9/06
Foreign References:
| CN203312887U | 2013-11-27 | |||
| CN201278132Y | 2009-07-22 | |||
| CN1852449A | 2006-10-25 | |||
| US20130119768A1 | 2013-05-16 |
Attorney, Agent or Firm:
AFD CHINA INTELLECTUAL PROPERTY LAW OFFICE (CN)
Download PDF: